// MIT License
// 
// Copyright (c) 2024, Tecorigin Co., Ltd.
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
 
#ifndef DEVICE_CUDA_MEMORY_H_  // NOLINT
#define DEVICE_CUDA_MEMORY_H_

#include <stddef.h>
#include <cuda_runtime.h>
#include <cuda.h>

namespace optest {
namespace cuda {

class DeviceMemory {
 public:
    static DeviceMemory *instance() {
        static thread_local DeviceMemory device_memory;
        return &device_memory;
    }
    void deviceMalloc(void **p, size_t size);
    bool deviceFree(void *p);
    int check(cudaStream_t stream);
    void destroy() {}

 private:
    int left_malloc_times = 0;
};

typedef DeviceMemory DeviceMemoryPool;

}  // namespace cuda
}  // namespace optest

#endif  // DEVICE_CUDA_MEMORY_H_   // NOLINT
